1380821386

素因数分解:

$2^1\times 7^1\times {\mathrm{677}}^1\times {\mathrm{145687}}^1$

素因数の和:146373

約数の個数: 16

約数和(自身を含む): 2370635136

約数和(自身を除く): 989813750

約数列:

[1, 2, 7, 14, 677, 1354, 4739, 9478, 145687, 291374, 1019809, 2039618, 98630099, 197260198, 690410693, 1380821386]

約数ペア:

[(1, 1380821386), (2, 690410693), (7, 197260198), (14, 98630099), (677, 2039618), (1354, 1019809), (4739, 291374), (9478, 145687)]